[Britney Spears shopping in Beverly Hills.  Photos via Getty Images]. While Britney was out spending money on witch hats, celebrities elsewhere were trying to make the most of the last few weeks of Summer.  Ashanti was unveiling her new Billboard in Times Sqaure, Heather Graham was at the Barcelona premiere of “The Hangover”, Kelly Rutherford was on the set of “Gossip Girl” in NYC and Zac Effron and friends were attending the Teen Choice Awards.

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[Drew Barrymore, Justin Long. Photos via Getty]. Your celebrities have been losing their minds all over the place this weekend. Losing. Their. Minds. John Mayer showed up to a club in a monogramed smoking jacket. Renee Zellweger freaked out strangers on the beach. Jon Gosselin shot an enormous rocket off in his front yard. Jason Segal unloaded his car looking like a hot mess. More»

[Kevin Jonas, Joe Jonas, and Nick Jonas of the Jonas Brothers sign autographs for screaming fans upon arrival for the Industry Screening Of Walt Disney Pictures' "Ponyo" at the El Capitan Theatre on July 27, 2009 in Hollywood, California. Photos via Getty] The Jonas Brothers were signing autographs per usual, but what were the rest of our celebrities doing? Well, a very pregnant Heidi Klum was playing with her kiddos in the park, Katy Perry was in Soho, first at the Kidrobot store then at La Esquina, Tara Reid is still tramping around St. Tropez with her boyfriend Michael Axtmann, and Amy Adams was working the red carpet at the premiere of “Julie & Julia.” More»

What famous performer has some exciting news to share with the world? More»

[Perez Hilton flashes the pink carpet. Photos via Getty]

Celeb gossip blogger, Perez Hilton celebrated his 31st Birthday this Saturday at the legendary Viper Room on Sunset Blvd with the real Paris Hilton along with Christina Aguilera (surprise performer), the Jonas Brothers (who brought out his cake), and guests including Amanda Bynes, Ashley Tisdale, Aubrey O’Day, Brittany Snow, Brittney Gastineau, Christina Aguilera, (more story and photos below)… More»

[Micah Jesse befriends Kelly Ripa at the Jonas Bros Concert. Photo by Rob Rich]

From: hamptons.guestofaguest.com:

Well this was certainly something worth writing home about. Micah Jesse’s weekend was made when he found out he got to go see the Jonas Brother’s play live. But what really sent him over the top? He got to make bff’s with the fabulous Kelly Ripa!! Now THAT is something to write home about!!

[The Jonas Brothers Making School Cool]

From: hamptons.guestofaguest.com:

Peter Cook isn’t about to let his ex-wife have all the fun out east this summer.  So, when the Jonas Brothers come to town, he realizes the importance of hitting up that train to secure his “cool dad” status.  This meant that both of the socials were present.  No word on whether they spoke, but Christie looked like a rockstar in her purple sneakers.

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Mark Seliger photographed Hollywood’s newest hot young things—Gossip Girls, Jonas Brothers, and Apatow apostles—for Vanity Fair’s August Issue.

So, who made the cover of the Next Wave?

Amanda Seyfried, Emma Roberts, Blake Lively, and Kristen Stewart.